A.  Spooner, ?Ampelopteris prolifera (Retz.) Copel. ?, 1997. [Online]. Available: http://florabase.dpaw.wa.gov.au/browse/profile/52  .

A.  Spooner, ?Paraceterach muelleri (Hook.) Copel.?. 1997.

A.  Spooner, ?Paraceterach reynoldsii (F.Muell.) Tindale ?. 1997.

A.  Spooner, ?Flora Base, the western australian flora?. 1997.

A.  Spooner, ?Ceratopteris thalictroides (L.) Brongn. ?. 1997.

A.  Spooner, ?FloraBase?. 1997.

A.  Spooner, ?"Pteridium esculentum"?, FloraBase., 1997. .

A.  Spooner, ?Christella dentata (Forssk) Browney & Jermy?, 1997. [Online]. Available: http://florabase.dpaw.wa.gov.au/browse/profile/53.

Dof Parks a Australian, ?Florabase: the West Australian Flora?. Government of WA, 1997.

A.  Spooner, ?Florabase Flora of Western Australia online?. 1997.

A.  Spooner, ?Florobase- The Western Australia Flora online?. 1997.

A.  Spooner, ?Hypolepis dicksonioides (Endl.) Hook.: A brief description.?, 1997. .